1921401104

素因数分解:

$2^4\times 7^1\times {\mathrm{131}}^1\times {\mathrm{130957}}^1$

素因数の和:131103

約数の個数: 40

約数和(自身を含む): 4287041088

約数和(自身を除く): 2365639984

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 131, 262, 524, 917, 1048, 1834, 2096, 3668, 7336, 14672, 130957, 261914, 523828, 916699, 1047656, 1833398, 2095312, 3666796, 7333592, 14667184, 17155367, 34310734, 68621468, 120087569, 137242936, 240175138, 274485872, 480350276, 960700552, 1921401104]

約数ペア:

[(1, 1921401104), (2, 960700552), (4, 480350276), (7, 274485872), (8, 240175138), (14, 137242936), (16, 120087569), (28, 68621468), (56, 34310734), (112, 17155367), (131, 14667184), (262, 7333592), (524, 3666796), (917, 2095312), (1048, 1833398), (1834, 1047656), (2096, 916699), (3668, 523828), (7336, 261914), (14672, 130957)]